setup_irq(I8259A_IRQ_BASE+ PIC_CASCADE_IR, &irq2);returndomain; } 其源码分析如下:intsetup_irq(unsignedintirq,structirqaction *act) {intretval;structirq_desc *desc =irq_to_desc(irq); #中断描述为null,或者设置了_IRQ_PER_CPU_DEVID 标志的话,则直接退出if(!desc ||WARN_ON(irq_settings_is...
setup_irq(I8259A_IRQ_BASE + PIC_CASCADE_IR, &irq2); return domain; } 其源码分析如下: int setup_irq(unsigned int irq, struct irqaction *act) { int retval; struct irq_desc *desc = irq_to_desc(irq); #中断描述为null,或者设置了_IRQ_PER_CPU_DEVID 标志的话,则直接退出 if (!desc ||...
此功能通过内核command line参数中的"crashkernel="保留下内存用于主内核崩溃时获取内核信息的导出。 cpu_init(); 点击(此处)折叠或打开 初始化一个CPU,并设置一个per-CPU栈 tcm_init(); 点击(此处)折叠或打开 初始化ARM内部的TCM(紧耦合内存)。 参考资料:《对ARM紧致内存TCM的理解》 ARM官网也有介绍文档 #if...
staticint__cpuinitxen_cpu_up(unsignedintcpu){structtask_struct*idle=idle_task(cpu);intrc; per_cpu(current_task, cpu) = idle;#ifdefCONFIG_X86_32irq_ctx_init(cpu);#elseclear_tsk_thread_flag(idle, TIF_FORK); per_cpu(kernel_stack, cpu) = (unsignedlong)task_stack_page(idle) - KERNEL_...
setup_irq(irq_map[cpu].irq, &irq_map[cpu].irq_act); disable_irq(irq_map[cpu].irq); } local_timer_register(&mmp_percpu_timer_ops); } 开发者ID:C457,项目名称:android_kernel_samsung_t110,代码行数:26,代码来源:time-apb.c 示例8: clksrc_dbx500_prcmu_init ...
• Allows you to reconfigure IRQ settings for these devices or to disable them entirely. These settings have no effect under an APIC-based operating system. PCI VGA Configuration Displayed only if there are multiple PCI video adapters in the system. Allows you to specify which VGA controller ...
CPU=Central Processing Unit --> 中央处理器 CRT=Circuits --> 电路 CRT=Cathode Ray Tube --> 阴极射线管 CTRL=Control --> 控制/控制键 Cylinder --> 磁柱面Cyrix--->西列克斯公司 DAta Bus --->数据总线 Daughterboard--->子板 3 -Ds= 3-Dimension studio --->三维绘图工作室 ...
调用函数local_daif_restore恢复cpu的daif状态为不可以IRQ; 调用函数cpu_uninstall_idmap移除idmap_pg_dir页表 调用函数efi_init初始化 UEFI 系统中的各个硬件设备以及配置各种环境参数,从而为操作系统的正常启动做好准备 调用函数arm64_memblock_init初始化memblock, ...
early_irq_init 则对数组中每个成员结构进行初始化,例如, 初始每个中断源的中断号.其他的函数基本为空. @@ -410,7 +410,7 @@ early_irq_init 则对数组中每个成员结构进行初始化,例如, 初始 early_irq_init(); ``` 36.init_IRQ init_IRQ --- 初始化IRQ中断和终端描述符.初始化系统中支持的最大可能...
This repository is a mirror of https://git.openwrt.org/openwrt/openwrt.git It is for reference only and is not active for check-ins. We will continue to accept Pull Requests here. They will be merged via staging trees then into openwrt.git. - mac80211: